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Two Ada-class corvettes for Ukrainian Navy will be jointly produced by Turkey and Ukraine


According to information published by Turkish Television, Ukraine's consul general in Istanbul, Alexander Haman has announced that the two Ada-class corvettes for the Ukrainian navy will be jointly produced by the Turkish company STM and a Ukrainian shipyard.
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Russian Vyborg Shipyard laid the Purga ice class coastguard ship of project 23550 925 001 Ada-class corvette of the Turkish Navy. (Picture source Naval Analyses website)


In February 2021, the Daily Sabah website has announced, that three Ada-class corvettes for the Ukrainian navy will be built in collaboration with Turkey and the Ukrainian Okean Shipyard. Within the scope of military cooperation agreements signed in October and on Dec. 14 between the two countries, a memorandum of understanding (MoU) was signed with Turkey's Defense Industries Presidency (SSB) to produce corvettes for the Ukrainian Navy. Under the agreement, the first of the corvettes is to be built in Turkey, while the rest are to produced in Okean Shipyard.

The Ada class is a class of anti-submarine corvettes developed primarily for the Turkish Navy as a part of the MILGEM project, a national warship program of the Republic of Turkey. Managed by the Turkish Navy, the project aims at developing multipurpose corvettes and frigates that can be deployed in a range of missions, including reconnaissance, surveillance, early warning, anti-submarine warfare, surface-to-surface and surface-to-air warfare, and amphibious operations.

The Ada-class corvette is designed to offer anti-submarine warfare and high-seas patrol capabilities. All four ships of the series, TCG Heybeliada, TCG Büyükada, TCG Burgazada and TCG Kınalıada were built by the Istanbul Naval Shipyard Command. The first Ada-class corvette TCG Heybeliada of the Turkish Navy was launched with a ceremony attended by Prime Minister of Turkey Recep Tayyip Erdoğan on 27 September 2008 and entered into service in September 2011.

The Ada-class corvette is powered by a Combined diesel and gas (CODAG) propulsion system including 1 gas turbine, 2 diesel engines driving 2 shafts. The ship can reach a top speed of 30 knots (56 km/h) with a maximum cruising range of 3,500 nautical miles at 15 knots (28 km/h). She has a crew of 93 sailors including aviation officers and can accommodate up to 106 people with 10 days of endurance in autonomous conditions.

The Ada-class corvette has a length of 99.56 m, a beam of 14.4 m,a draft of 3.9, and a displacement of 2,400 tones. The ship is equipped with the GENESIS, a network-centric warfare management system developed by HAVELSAN, an Electronic Chart Precise Integrated Navigation System (ECPINS), Integrated Platform Management System (IPMS), a SMART-S Mk2 search radar, X-band radar, and fire control radar. 

The Ada-class corvette is armed with one 76 mm Oto Melara Super Rapid naval gun, 2 remotely operated weapon stations Aselsan STAM armed with 12.7mm heavy machine gun, eight anti-ship missiles Harpoon or ATMACA, one RIM-116 Rolling Airframe Missile (RAM) surface-to-surface missile launching system, and two 324 mm twin launchers for Mk. 46 torpedoes.